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Subject[PATCH 35/52] CRED: Make the ACL set() handler take a credentials pointer
Date
Make the ACL set() handler take a credentials pointer.

Signed-off-by: David Howells <dhowells@redhat.com>
---
fs/ext3/acl.c | 8 ++++----
fs/ext3/xattr_security.c | 5 ++---
fs/ext3/xattr_trusted.c | 5 ++---
fs/ext3/xattr_user.c | 5 ++---
fs/xattr.c | 6 ++++--
include/linux/xattr.h | 2 +-
mm/shmem.c | 3 ++-
mm/shmem_acl.c | 4 ++--
8 files changed, 19 insertions(+), 19 deletions(-)
diff --git a/fs/ext3/acl.c b/fs/ext3/acl.c
index 239efa9..3122db9 100644
--- a/fs/ext3/acl.c
+++ b/fs/ext3/acl.c
@@ -523,9 +523,9 @@ release_and_out:

static int
ext3_xattr_set_acl_access(struct inode *inode, const char *name,
- const void *value, size_t size, int flags)
+ const void *value, size_t size, int flags,
+ struct cred *cred)
{
- struct cred *cred = current->cred;
if (strcmp(name, "") != 0)
return -EINVAL;
return ext3_xattr_set_acl(inode, ACL_TYPE_ACCESS, value, size, cred);
@@ -533,9 +533,9 @@ ext3_xattr_set_acl_access(struct inode *inode, const char *name,

static int
ext3_xattr_set_acl_default(struct inode *inode, const char *name,
- const void *value, size_t size, int flags)
+ const void *value, size_t size, int flags,
+ struct cred *cred)
{
- struct cred *cred = current->cred;
if (strcmp(name, "") != 0)
return -EINVAL;
return ext3_xattr_set_acl(inode, ACL_TYPE_DEFAULT, value, size, cred);
diff --git a/fs/ext3/xattr_security.c b/fs/ext3/xattr_security.c
index 9a949e3..351bbb8 100644
--- a/fs/ext3/xattr_security.c
+++ b/fs/ext3/xattr_security.c
@@ -39,10 +39,9 @@ ext3_xattr_security_get(struct inode *inode, const char *name,

static int
ext3_xattr_security_set(struct inode *inode, const char *name,
- const void *value, size_t size, int flags)
+ const void *value, size_t size, int flags,
+ struct cred *cred)
{
- struct cred *cred = current->cred;
-
if (strcmp(name, "") == 0)
return -EINVAL;
return ext3_xattr_set(inode, EXT3_XATTR_INDEX_SECURITY, name,
diff --git a/fs/ext3/xattr_trusted.c b/fs/ext3/xattr_trusted.c
index eead225..d086115 100644
--- a/fs/ext3/xattr_trusted.c
+++ b/fs/ext3/xattr_trusted.c
@@ -45,10 +45,9 @@ ext3_xattr_trusted_get(struct inode *inode, const char *name,

static int
ext3_xattr_trusted_set(struct inode *inode, const char *name,
- const void *value, size_t size, int flags)
+ const void *value, size_t size, int flags,
+ struct cred *cred)
{
- struct cred *cred = current->cred;
-
if (strcmp(name, "") == 0)
return -EINVAL;
return ext3_xattr_set(inode, EXT3_XATTR_INDEX_TRUSTED, name,
diff --git a/fs/ext3/xattr_user.c b/fs/ext3/xattr_user.c
index 1aa87ae..afbfc4d 100644
--- a/fs/ext3/xattr_user.c
+++ b/fs/ext3/xattr_user.c
@@ -45,10 +45,9 @@ ext3_xattr_user_get(struct inode *inode, const char *name,

static int
ext3_xattr_user_set(struct inode *inode, const char *name,
- const void *value, size_t size, int flags)
+ const void *value, size_t size, int flags,
+ struct cred *cred)
{
- struct cred *cred = current->cred;
-
if (strcmp(name, "") == 0)
return -EINVAL;
if (!test_opt(inode->i_sb, XATTR_USER))
diff --git a/fs/xattr.c b/fs/xattr.c
index a44fd92..7917579 100644
--- a/fs/xattr.c
+++ b/fs/xattr.c
@@ -587,6 +587,7 @@ generic_listxattr(struct dentry *dentry, char *buffer, size_t buffer_size)
int
generic_setxattr(struct dentry *dentry, const char *name, const void *value, size_t size, int flags)
{
+ struct cred *cred = current->cred;
struct xattr_handler *handler;
struct inode *inode = dentry->d_inode;

@@ -595,7 +596,7 @@ generic_setxattr(struct dentry *dentry, const char *name, const void *value, siz
handler = xattr_resolve_name(inode->i_sb->s_xattr, &name);
if (!handler)
return -EOPNOTSUPP;
- return handler->set(inode, name, value, size, flags);
+ return handler->set(inode, name, value, size, flags, cred);
}

/*
@@ -605,13 +606,14 @@ generic_setxattr(struct dentry *dentry, const char *name, const void *value, siz
int
generic_removexattr(struct dentry *dentry, const char *name)
{
+ struct cred *cred = current->cred;
struct xattr_handler *handler;
struct inode *inode = dentry->d_inode;

handler = xattr_resolve_name(inode->i_sb->s_xattr, &name);
if (!handler)
return -EOPNOTSUPP;
- return handler->set(inode, name, NULL, 0, XATTR_REPLACE);
+ return handler->set(inode, name, NULL, 0, XATTR_REPLACE, cred);
}

EXPORT_SYMBOL(generic_getxattr);
diff --git a/include/linux/xattr.h b/include/linux/xattr.h
index def131a..50c35d9 100644
--- a/include/linux/xattr.h
+++ b/include/linux/xattr.h
@@ -43,7 +43,7 @@ struct xattr_handler {
int (*get)(struct inode *inode, const char *name, void *buffer,
size_t size);
int (*set)(struct inode *inode, const char *name, const void *buffer,
- size_t size, int flags);
+ size_t size, int flags, struct cred *cred);
};

ssize_t vfs_getxattr(struct dentry *, char *, void *, size_t);
diff --git a/mm/shmem.c b/mm/shmem.c
index ee0b20a..ab44c06 100644
--- a/mm/shmem.c
+++ b/mm/shmem.c
@@ -1972,7 +1972,8 @@ static int shmem_xattr_security_get(struct inode *inode, const char *name,
}

static int shmem_xattr_security_set(struct inode *inode, const char *name,
- const void *value, size_t size, int flags)
+ const void *value, size_t size, int flags,
+ struct cred *cred)
{
if (strcmp(name, "") == 0)
return -EINVAL;
diff --git a/mm/shmem_acl.c b/mm/shmem_acl.c
index f5664c5..0c7f1f2 100644
--- a/mm/shmem_acl.c
+++ b/mm/shmem_acl.c
@@ -89,7 +89,7 @@ shmem_get_acl_access(struct inode *inode, const char *name, void *buffer,

static int
shmem_set_acl_access(struct inode *inode, const char *name, const void *value,
- size_t size, int flags)
+ size_t size, int flags, struct cred *cred)
{
if (strcmp(name, "") != 0)
return -EINVAL;
@@ -130,7 +130,7 @@ shmem_get_acl_default(struct inode *inode, const char *name, void *buffer,

static int
shmem_set_acl_default(struct inode *inode, const char *name, const void *value,
- size_t size, int flags)
+ size_t size, int flags, struct cred *cred)
{
if (strcmp(name, "") != 0)
return -EINVAL;
-
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